2015 Audi A6 Avant 2.0 TDI ultra S Line

Overview

• Make: Audi
• Model: A6 Avant
• Trim: S Line
• Version: 2.0 TDI ultra S Line S tronic FWD Euro 6 (s/s) 5dr (187 bhp)
• Year: 2015
• Mileage: 101,000 miles
• Fuel: Diesel
• Body: Estate, 5 doors, 5 seats
• Engine: 2.0 litres, 187 bhp
• Gearbox: Automatic (S tronic)
• Drive: Front-wheel drive
• Colour: Black
• CO2: 115 g/km
• Emissions standard: Euro 6, ULEZ compliant

About this car

With 101,000 miles on the clock, this 2015 Audi A6 Avant S Line has done roughly 9,900 more miles than a typical 2015 Audi A6 Avant. The dealer is asking £9,295, which is £590 below the AskCar estimate of £9,885. To work out the AskCar estimate, we analyse UK dealer adverts for 785 Audi A6 Avant cars across different ages and specifications. The asking price is now £500 lower than when we first recorded the advert 37 days ago. Its advertised mileage matches the government's MOT record. It is for sale at NWTC Haslingden in Rossendale. How to contact the dealer and its opening hours are on this AskCar page.

Stock data as of 5 November 2026.

How we estimate prices and check cars

Price

Fair price: £590 (5%) under the AskCar estimate of £9,885.

The AskCar estimate is our expected asking price for this car. It uses UK dealer asking prices, accounting for make, model, trim, version, age, mileage, fuel, gearbox, body type, driven wheels, engine size and power. It is an advertised price, not a confirmed sale price.

It draws on 785 priced Audi A6 Avant adverts across different ages and specifications, as of 5 November 2026.

A 2015 Audi A6 Avant with the 2.0 diesel engine is typically advertised at £10,500: the median of the 35 for sale on AskCar, as of 5 November 2026.

Time on sale

This 2015 Audi A6 Avant has been on sale for at least 37 days.

Price history

AskCar first saw this advert on 29 September 2026 at £9,795. Its asking price is now £9,295, £500 less. The latest price cut was seen on 27 October 2026.

Price changes recorded:

• 29 September 2026: £9,795
• 7 October 2026: £9,495
• 21 October 2026: £9,395
• 27 October 2026: £9,295

Mileage and MOT

MOT, from the government's MOT records (DVSA, the Driver and Vehicle Standards Agency), as of 5 November 2026: valid until 29 November 2026.

It failed its MOT on 20 November 2025 (engine MIL inoperative or indicates a malfunction) and passed later the same day.

There were no advisories at the latest test.

Mileage at that test: 95,239 miles, which matches the advertised 101,000 miles.

Advertised mileage is about 9,900 miles higher than the median mileage of a 2015 Audi A6 Avant on AskCar.

Similar cars

12 other 2015 Audi A6 Avant S Line 2.0 diesel automatic estates are for sale at UK dealers, from £7,590 to £14,990, as of 5 November 2026.

The 3 closest to this car in mileage:

• 2015 Audi A6 Avant S Line, 2.0 diesel estate, blue. Mileage: 103,390 miles. Price: £9,299, the same price as this car. Dealer: Junction 21 Motors in Weston-super-Mare. AskCar page: https://askcar.co.uk/car/audi-a6-avant-2015-2cf36d221d63
• 2015 Audi A6 Avant S Line, 2.0 diesel estate, silver. Mileage: 96,169 miles. Price: £9,899, £604 more than this car. Dealer: Autozone Essex in Chelmsford. AskCar page: https://askcar.co.uk/car/audi-a6-avant-2015-14f13dddc248
• 2015 Audi A6 Avant S Line, 2.0 diesel estate, black. Mileage: 95,800 miles. Price: £10,500, £1,205 more than this car. Dealer: Attenborough Cars in Doncaster. AskCar page: https://askcar.co.uk/car/audi-a6-avant-2015-f2ec49b49edd

• The nearest: 2015 Audi A6 Avant S Line, 2.0 diesel estate, silver, 9 miles from this car. Mileage: 115,649 miles. Price: £7,995, £1,300 less than this car. Dealer: Motor Express in Nelson. AskCar page: https://askcar.co.uk/car/audi-a6-avant-2015-443867c2bae7